70711160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 128

約数和(自身を含む): 191419200

約数和(自身を除く): 120708040

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 19, 20, 26, 34, 38, 40, 52, 65, 68, 76, 85, 95, 104, 130, 136, 152, 170, 190, 221, 247, 260, 323, 340, 380, 421, 442, 494, 520, 646, 680, 760, 842, 884, 988, 1105, 1235, 1292, 1615, 1684, 1768, 1976, 2105, 2210, 2470, 2584, 3230, 3368, 4199, 4210, 4420, 4940, 5473, 6460, 7157, 7999, 8398, 8420, 8840, 9880, 10946, 12920, 14314, 15998, 16796, 16840, 20995, 21892, 27365, 28628, 31996, 33592, 35785, 39995, 41990, 43784, 54730, 57256, 63992, 71570, 79990, 83980, 93041, 103987, 109460, 135983, 143140, 159980, 167960, 186082, 207974, 218920, 271966, 286280, 319960, 372164, 415948, 465205, 519935, 543932, 679915, 744328, 831896, 930410, 1039870, 1087864, 1359830, 1767779, 1860820, 2079740, 2719660, 3535558, 3721640, 4159480, 5439320, 7071116, 8838895, 14142232, 17677790, 35355580, 70711160]

約数ペア:

[(1, 70711160), (2, 35355580), (4, 17677790), (5, 14142232), (8, 8838895), (10, 7071116), (13, 5439320), (17, 4159480), (19, 3721640), (20, 3535558), (26, 2719660), (34, 2079740), (38, 1860820), (40, 1767779), (52, 1359830), (65, 1087864), (68, 1039870), (76, 930410), (85, 831896), (95, 744328), (104, 679915), (130, 543932), (136, 519935), (152, 465205), (170, 415948), (190, 372164), (221, 319960), (247, 286280), (260, 271966), (323, 218920), (340, 207974), (380, 186082), (421, 167960), (442, 159980), (494, 143140), (520, 135983), (646, 109460), (680, 103987), (760, 93041), (842, 83980), (884, 79990), (988, 71570), (1105, 63992), (1235, 57256), (1292, 54730), (1615, 43784), (1684, 41990), (1768, 39995), (1976, 35785), (2105, 33592), (2210, 31996), (2470, 28628), (2584, 27365), (3230, 21892), (3368, 20995), (4199, 16840), (4210, 16796), (4420, 15998), (4940, 14314), (5473, 12920), (6460, 10946), (7157, 9880), (7999, 8840), (8398, 8420)]